diff --git a/src/plugins/css/preflight.css b/src/plugins/css/preflight.css
index f942f05e423a..2ae0914efa99 100644
--- a/src/plugins/css/preflight.css
+++ b/src/plugins/css/preflight.css
@@ -29,16 +29,6 @@ button {
   background-image: none;
 }
 
-/**
- * Work around a Firefox/IE bug where the transparent `button` background
- * results in a loss of the default `button` focus styles.
- */
-
-button:focus {
-  outline: 1px dotted;
-  outline: 5px auto -webkit-focus-ring-color;
-}
-
 fieldset {
   margin: 0;
   padding: 0;
diff --git a/tests/fixtures/tailwind-output-flagged.css b/tests/fixtures/tailwind-output-flagged.css
index b8a64c546e56..f17618f8b33f 100644
--- a/tests/fixtures/tailwind-output-flagged.css
+++ b/tests/fixtures/tailwind-output-flagged.css
@@ -330,16 +330,6 @@ button {
   background-image: none;
 }
 
-/**
- * Work around a Firefox/IE bug where the transparent `button` background
- * results in a loss of the default `button` focus styles.
- */
-
-button:focus {
-  outline: 1px dotted;
-  outline: 5px auto -webkit-focus-ring-color;
-}
-
 fieldset {
   margin: 0;
   padding: 0;
diff --git a/tests/fixtures/tailwind-output-important.css b/tests/fixtures/tailwind-output-important.css
index 9619935f699c..1fc4166cbd22 100644
--- a/tests/fixtures/tailwind-output-important.css
+++ b/tests/fixtures/tailwind-output-important.css
@@ -330,16 +330,6 @@ button {
   background-image: none;
 }
 
-/**
- * Work around a Firefox/IE bug where the transparent `button` background
- * results in a loss of the default `button` focus styles.
- */
-
-button:focus {
-  outline: 1px dotted;
-  outline: 5px auto -webkit-focus-ring-color;
-}
-
 fieldset {
   margin: 0;
   padding: 0;
diff --git a/tests/fixtures/tailwind-output-no-color-opacity.css b/tests/fixtures/tailwind-output-no-color-opacity.css
index 2a9f5b8f099e..6de85f5c3a37 100644
--- a/tests/fixtures/tailwind-output-no-color-opacity.css
+++ b/tests/fixtures/tailwind-output-no-color-opacity.css
@@ -330,16 +330,6 @@ button {
   background-image: none;
 }
 
-/**
- * Work around a Firefox/IE bug where the transparent `button` background
- * results in a loss of the default `button` focus styles.
- */
-
-button:focus {
-  outline: 1px dotted;
-  outline: 5px auto -webkit-focus-ring-color;
-}
-
 fieldset {
   margin: 0;
   padding: 0;
diff --git a/tests/fixtures/tailwind-output.css b/tests/fixtures/tailwind-output.css
index b8a64c546e56..f17618f8b33f 100644
--- a/tests/fixtures/tailwind-output.css
+++ b/tests/fixtures/tailwind-output.css
@@ -330,16 +330,6 @@ button {
   background-image: none;
 }
 
-/**
- * Work around a Firefox/IE bug where the transparent `button` background
- * results in a loss of the default `button` focus styles.
- */
-
-button:focus {
-  outline: 1px dotted;
-  outline: 5px auto -webkit-focus-ring-color;
-}
-
 fieldset {
   margin: 0;
   padding: 0;